1,2-Diethoxy-1,1,2,2-tetramethyldisilane

CAS 18419-84-6((CH3CH2O)(CH3)2Si)2Chemical Synthesis

1,2-Diethoxy-1,1,2,2-tetramethyldisilane (CAS: 18419-84-6), with the molecular formula ((CH3CH2O)(CH3)2Si)2 and a molecular weight of 206.43 g/mol, is an organosilicon compound. It serves as a valuable disilane reagent in chemical synthesis, particularly for preparing dimethylsilanol cross-coupling partners. This compound is supplied by Tech Serve Solutions for laboratory and industrial research applications.

Synonyms: 2,2-tetramethyldisilane, ((CH3CH2O)(CH3)2Si)2

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1,2-Diethoxy-1,1,2,2-tetramethyldisilane (((CH3CH2O)(CH3)2Si)2) — chemical structure, CAS 18419-84-6; Chemistry, fine chemical supplied by Tech Serve Solutions

Chemical SynthesisDisilanesOrganometallic ReagentsOrganosilicon

01 /Applications

Preparation of Dimethylsilanol Cross-Coupling Partners

This disilane reagent is utilised in organic synthesis to introduce dimethylsilanol moieties. Its reactivity allows for the formation of specific cross-coupling partners essential in the development of complex organosilicon structures.

Organosilicon Chemistry Research

As an organosilicon compound, it finds application in fundamental research exploring the properties and reactivity of silicon-containing molecules. This includes investigations into new materials and synthetic methodologies.

Chemical Synthesis Intermediate

The compound serves as a versatile intermediate in multi-step syntheses. Its unique structure facilitates specific chemical transformations, contributing to the production of advanced materials and fine chemicals.

02 /Properties

Molecular weight	206.43
Linear formula	((CH3CH2O)(CH3)2Si)2
Assay	97%
Boiling point	84 °C/50 mmHg
Density	0.836 g/mL at 25 °C
Refractive index	n20/D 1.423
Application	Disilane reagent used to prepare dimethylsilanol cross-coupling partners.1

03 /Safety & handling

GHS hazard pictogram: Flammable (GHS02) — Flammable

Warning

Hazard statements

H226Flammable liquid and vapour

Protective equipment	Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point	42 °C / 107.6 °F
Transport (UN / ADR)	UN 1993C 3 / PGIII
Water hazard class (WGK, DE)	3
Risk statements (R)	10

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

18419-84-6

MDL number

MFCD08276886

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 1,2-Diethoxy-1,1,2,2-tetramethyldisilane used for?

1,2-Diethoxy-1,1,2,2-tetramethyldisilane is used as a disilane reagent to prepare dimethylsilanol cross-coupling partners in chemical synthesis.

What is the CAS number and chemical formula for this compound?

The CAS number is 18419-84-6, and the linear formula is ((CH3CH2O)(CH3)2Si)2.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies this product with an assay of 97%. It is not represented as USP, EP, or BP grade.

How is this chemical handled and shipped?

This compound is classified under UN 1993, Class 3, Packing Group III, indicating it is a flammable liquid. Appropriate safety precautions, including the use of eyeshields, gloves, and suitable respiratory protection, are necessary. It is shipped according to regulations for flammable liquids.

Can I request a sample or quote for 1,2-Diethoxy-1,1,2,2-tetramethyldisilane?

Yes, samples and quotes can be requested through the Tech Serve Solutions website or by contacting our sales team directly.

What are the primary hazards associated with 1,2-Diethoxy-1,1,2,2-tetramethyldisilane?

This compound is a flammable liquid (H226) and requires careful handling away from ignition sources. Users should refer to the safety data sheet for comprehensive hazard information and recommended personal protective equipment.